could burgeon
Verbo regular: burgeon - burgeoned- burgeoned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could burgeon
you could burgeon
he could burgeon
we could burgeon
you could burgeon
they could burgeon 	I could be burgeoning
you could be burgeoning
he could be burgeoning
we could be burgeoning
you could be burgeoning
they could be burgeoning	I could have burgeoned
you could have burgeoned
he could have burgeoned
we could have burgeoned
you could have burgeoned
they could have burgeoned	I could have been burgeoning
you could have been burgeoning
he could have been burgeoning
we could have been burgeoning
you could have been burgeoning
they could have been burgeoning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not burgeon
you could not burgeon
he could not burgeon
we could not burgeon
you could not burgeon
they could not burgeon 	I could not be burgeoning
you could not be burgeoning
he could not be burgeoning
we could not be burgeoning
you could not be burgeoning
they could not be burgeoning	I could not have burgeoned
you could not have burgeoned
he could not have burgeoned
we could not have burgeoned
you could not have burgeoned
they could not have burgeoned	I could not have been burgeoning
you could not have been burgeoning
he could not have been burgeoning
we could not have been burgeoning
you could not have been burgeoning
they could not have been burgeoning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I burgeon?
could you burgeon?
could he burgeon?
could we burgeon?
could you burgeon?
could they burgeon? 	could I be burgeoning?
could you be burgeoning?
could he be burgeoning?
could we be burgeoning?
could you be burgeoning?
could they be burgeoning? 	could I have burgeoned?
could you have burgeoned?
could he have burgeoned?
could we have burgeoned?
could you have burgeoned?
could they have burgeoned? 	could I have been burgeoning?
could you have been burgeoning?
could he have been burgeoning?
could we have been burgeoning?
could you have been burgeoning?
could they have been burgeoning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not burgeon?
could you not burgeon?
could he not burgeon?
could we not burgeon?
could you not burgeon?
could they not burgeon? 	could I not be burgeoning?
could you not be burgeoning?
could he not be burgeoning?
could we not be burgeoning?
could you not be burgeoning?
could they not be burgeoning? 	could I not have burgeoned?
could you not have burgeoned?
could he not have burgeoned?
could we not have burgeoned?
could you not have burgeoned?
could they not have burgeoned? 	could I not have been burgeoning?
could you not have been burgeoning?
could he not have been burgeoning?
could we not have been burgeoning?
could you not have been burgeoning?
could they not have been burgeoning?